code.vuplus.com Git - vuplus_webkit/blob - Source/WebCore/inspector/front-end/CallStackSidebarPane.js

   1 /*
   2  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 WebInspector.CallStackSidebarPane = function(model)
  27 {
  28     WebInspector.SidebarPane.call(this, WebInspector.UIString("Call Stack"));
  29     this._model = model;
  30
  31     this.bodyElement.addEventListener("contextmenu", this._contextMenu.bind(this), true);
  32 }
  33
  34 WebInspector.CallStackSidebarPane.prototype = {
  35     update: function(callFrames, details)
  36     {
  37         this.bodyElement.removeChildren();
  38
  39         this.placards = [];
  40
  41         if (!callFrames) {
  42             var infoElement = document.createElement("div");
  43             infoElement.className = "info";
  44             infoElement.textContent = WebInspector.UIString("Not Paused");
  45             this.bodyElement.appendChild(infoElement);
  46             return;
  47         }
  48
  49         for (var i = 0; i < callFrames.length; ++i) {
  50             var callFrame = callFrames[i];
  51             var title = callFrame.functionName || WebInspector.UIString("(anonymous function)");
  52
  53             var subtitle;
  54             if (!callFrame.isInternalScript)
  55                 subtitle = WebInspector.displayNameForURL(callFrame.url);
  56             else
  57                 subtitle = WebInspector.UIString("(internal script)");
  58
  59             var placard = new WebInspector.Placard(title, subtitle);
  60             placard.callFrame = callFrame;
  61             placard.element.addEventListener("click", this._placardSelected.bind(this, placard), false);
  62
  63             function didGetSourceLine(placard, uiSourceCode, lineNumber)
  64             {
  65                 if (placard.subtitle)
  66                     placard.subtitle += ":" + (lineNumber + 1);
  67                 else
  68                     placard.subtitle = WebInspector.UIString("line %d", lineNumber + 1);
  69                 placard._text = WebInspector.UIString("%s() at %s", placard.title, placard.subtitle);
  70             }
  71             callFrame.sourceLine(didGetSourceLine.bind(this, placard));
  72
  73             this.placards.push(placard);
  74             this.bodyElement.appendChild(placard.element);
  75         }
  76     },
  77
  78     set selectedCallFrame(x)
  79     {
  80         for (var i = 0; i < this.placards.length; ++i) {
  81             var placard = this.placards[i];
  82             placard.selected = (placard.callFrame === x);
  83         }
  84     },
  85
  86     _selectNextCallFrameOnStack: function()
  87     {
  88         var index = this._selectedCallFrameIndex();
  89         if (index == -1)
  90             return;
  91         this._selectedPlacardByIndex(index + 1);
  92     },
  93
  94     _selectPreviousCallFrameOnStack: function()
  95     {
  96         var index = this._selectedCallFrameIndex();
  97         if (index == -1)
  98             return;
  99         this._selectedPlacardByIndex(index - 1);
 100     },
 101
 102     _selectedPlacardByIndex: function(index)
 103     {
 104         if (index < 0 || index >= this.placards.length)
 105             return;
 106         this._placardSelected(this.placards[index])
 107     },
 108
 109     _selectedCallFrameIndex: function()
 110     {
 111         if (!this._model.selectedCallFrame)
 112             return -1;
 113         for (var i = 0; i < this.placards.length; ++i) {
 114             var placard = this.placards[i];
 115             if (placard.callFrame === this._model.selectedCallFrame)
 116                 return i;
 117         }
 118         return -1;
 119     },
 120
 121     _placardSelected: function(placard, event)
 122     {
 123         this._model.selectedCallFrame = placard.callFrame;
 124     },
 125
 126     _contextMenu: function(event)
 127     {
 128         if (!this.placards.length)
 129             return;
 130
 131         var contextMenu = new WebInspector.ContextMenu();
 132         contextMenu.appendItem(WebInspector.UIString("Copy Stack Trace"), this._copyStackTrace.bind(this));
 133         contextMenu.show(event);
 134     },
 135
 136     _copyStackTrace: function()
 137     {
 138         var text = "";
 139         for (var i = 0; i < this.placards.length; ++i)
 140             text += this.placards[i]._text;
 141         InspectorFrontendHost.copyText(text);
 142     },
 143
 144     registerShortcuts: function(section, registerShortcutDelegate)
 145     {
 146         var nextCallFrame = WebInspector.KeyboardShortcut.makeDescriptor(WebInspector.KeyboardShortcut.Keys.Period,
 147             WebInspector.KeyboardShortcut.Modifiers.Ctrl);
 148         registerShortcutDelegate(nextCallFrame.key, this._selectNextCallFrameOnStack.bind(this));
 149
 150         var prevCallFrame = WebInspector.KeyboardShortcut.makeDescriptor(WebInspector.KeyboardShortcut.Keys.Comma,
 151             WebInspector.KeyboardShortcut.Modifiers.Ctrl);
 152         registerShortcutDelegate(prevCallFrame.key, this._selectPreviousCallFrameOnStack.bind(this));
 153
 154         section.addRelatedKeys([ nextCallFrame.name, prevCallFrame.name ], WebInspector.UIString("Next/previous call frame"));
 155     },
 156
 157     setStatus: function(status)
 158     {
 159         var statusMessageElement = document.createElement("div");
 160         statusMessageElement.className = "info";
 161         if (typeof status === "string")
 162             statusMessageElement.textContent = status;
 163         else
 164             statusMessageElement.appendChild(status);
 165         this.bodyElement.appendChild(statusMessageElement);
 166     }
 167 }
 168
 169 WebInspector.CallStackSidebarPane.prototype.__proto__ = WebInspector.SidebarPane.prototype;